libqt5-opensource-5.7.1 from home:Ximi1970:Toolchains:Qt:openSUSE project
Select Your Operating System
Add repository and install manually
For openSUSE Tumbleweed run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:Ximi1970:Toolchains:Qt:openSUSE/openSUSE_Tumbleweed/home:Ximi1970:Toolchains:Qt:openSUSE.repo zypper refresh zypper install libqt5-opensource-5.7.1